u = 12

v = u + 11

def add(a,b)
  c= a + b
  return c
end 

return a

v = add(u,v)

class A
  def initialize(i)
    @num = i
    u = 3
  end
  
  def f()
    while(@num) do
      @num = @num - 1
    end
    for var in 1+2 .. 5 do
      @num = @num + 1
    end
  end
  
  def f2()
    return @num
  end
end

class B
  def initialize()
    @var = 2
  end
end

w = A.new(1)

test = A.new(1)

test2 = A.new(3)

b = test.num
